STM32 MCUs Security

Ask questions and find answers on STM32 security frameworks and tools, including cryptographic libraries, TrustZone, and the Secure Manager.

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Flash bricked after RDP changes on several STM32G0

Currently developing a product to update the firmware of a product through SWD, i encounter an issue with the flash of the target (STM32G070RB).After multiple changes in the RPD (from 0->1 & 1->0) the flash of the MCU can't be erased. Some word will ...

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rcard by Associate II
  • 4413 Views
  • 8 replies
  • 1 kudos

Resolved! How to include Crypto Library in System workbench project?

I have Downloaded STM32CubeExpansion_Crypto_V3.1.0 library. I am trying to use it for STM32L431RBTx Microcontroller. But I am getting error as shown in following images.What am I missing to do?Please help. Building target: _V0.1.elf" @"objects.list" ...

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RP by Associate II
  • 3522 Views
  • 7 replies
  • 0 kudos

Send/Receive data over USB on STM32H563 Nucleo

need to transfer some string to PC via USB config. Here am implementing simple code here. But no responses in hyper terminal. Kindly help me. Am using Nucleo-STM32H563ZI board.//=======================================while (1){/* USER CODE END WHILE ...

RKOAS by Associate II
  • 980 Views
  • 1 replies
  • 0 kudos

TF-M SBSFU STM32B-U585-IOT2A External Flash Usage

Hi @ChannelIm using  the TF-M Application package for the STM32U585 development board from ST. My query is as per the memory map of the Internal Flash has a combined storage of 826kb for secure and non secure image.(Please refer to the figure below)....

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PJose.4 by Senior
  • 1572 Views
  • 2 replies
  • 0 kudos

STM32F423 Generating AuthTag for AES crypto is not working

Hi All,I have a problem with tag generating for CRYP_AES_GCM_GMAC. The main crypting is fully working, but AuthTag is generated wrongly. It is strongly depend when the generating is started. When you change for (int i = 0; i < 10000; i++) {}; you w...

milan23 by Associate II
  • 1361 Views
  • 2 replies
  • 0 kudos

Resolved! mbedTLS version 2.28.2.v2 upgrade on secure boot

I would like to use the mbedTLS version 2.28.2.v2 on the secure boot for stm32h743ii controller. I have downloaded SBSFU v2.6.2 and Built the secure boot binary on top of the example project from H753 2_images_OSC folder. Secure boot is running the t...

mr.1 by Associate III
  • 4306 Views
  • 9 replies
  • 4 kudos